

My name is Jessica Harrison. I am a doctoral prepared, dual-certified Family and Psychiatric Nurse Practitioner.
I have an extensive medical background that includes primary care, urgent care, internal medicine and hospital medicine. My psychiatric experience includes substance abuse, eating disorders, crisis stabilization, and outpatient services caring for individuals with depression, anxiety disorders, PTSD, women's mental health, and bipolar disorder II.
Hello there! I’m Diana, a board-certified Psychiatric Mental Health Nurse Practitioner, and I’m here to support you on your mental health journey! With experience in both inpatient and outpatient settings, I work with diverse populations and have a strong clinical background in mood disorders, addiction and withdrawal, and psychiatric emergencies.
I especially enjoy working with clients who feel stuck, overwhelmed, or unsure where to start, and I help them build practical, realistic strategies that feel manageable and actually work.
Dr. Muceus is a medical doctor. A native of Texas, he received his Bachelor of Arts Degree in Cognitive Sciences at Rice University. He then completed both his Medical school and psychiatric residency at UT Health Science Center San Antonio, TX.
Dr. Adolf Malik, DNP, APRN, completed his master’s degree at the University of North Carolina in Greensboro, followed by a post-master’s and a doctoral degree in nursing practice at Winston-Salem State University, NC. He also completed a post-doctoral degree in psychiatric mental health practice at Frontier Nursing University. He is board-certified in Adult, Child, and Adolescent Psychiatry; a Family Nurse Practitioner, a DOT Medical Examiner, and a SAMHSA (X-Waiver) addiction provider.
Possessing dual certification as a Psychiatric Mental Health Nurse Practitioner ( PMHNP-BC) and Family Nurse practitioner (FNP-C ), Marionne is dedicated and compassionate with her mission being to bridge the gap in mental health care access through psychiatric/behavioral telehealth services, making mental health accessible to everyone, regardless of their background. Marionne has been in healthcare for over 15 years.


Headway makes it easy to find support for your mental health — from finding the right provider, to understanding costs, to scheduling with ease.